September Weather in Poiana, Romania

Last updated: August 27, 2025

September in Poiana, Romania, presents a delightful blend of warm and crisp weather, making it an ideal month for outdoor enthusiasts. Temperatures can soar to a maximum of 34°C (93°F) while the average remains a comfortable 17°C (64°F). As nights cool down, expect the minimum temperature to dip to 0°C (33°F). This month witnesses some rainfall, with an average precipitation of 34 mm (1.4 in) spread over 6 days, contributing to the region's lush landscapes. With a humidity level of 62%, September in Poiana offers a refreshing atmosphere that is perfect for exploring its scenic beauty.

September Temperature in Poiana

In September, Poiana, Romania, experiences a delightful transition into autumn, with temperatures reflecting the gradual shift in seasons. The month begins with a minimum of 0°C (33°F) and peaks at a maximum of 34°C (93°F), showcasing a pleasant average of 17°C (64°F). This notable warmth still lingers from the summer months, creating a great opportunity for outdoor activities in the crisp mountain air. With temperatures gradually decreasing towards the end of the month, visitors can enjoy the stunning natural scenery as the landscape begins to change into vibrant autumn hues, making September a particularly enchanting time to visit.

September Weather in Poiana: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Poiana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Poiana, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec303441516169717263534234
Data source: Temperature data for Poiana generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Poiana

In September, Poiana experiences a moderate precipitation of 34 mm (1.4 in), distributed over just 6 rainy days. This marks a slight decrease from the preceding months, notably June's peak of 118 mm. As summer transitions into autumn, September's rainfall supports the gradual shift in scenery, with late blooms and the onset of colorful foliage. In comparison to other months, precipitative patterns show that September has relatively stable rainfall, comparable to earlier in the year, such as January and October. Overall, while the rainfall is not as abundant as during the peak summer months, it effectively contributes to keeping the landscape vibrant and lush as the region readies itself for the cooler season ahead.

September Precipitation Trends in Poiana

The chart displays monthly precipitation patterns in Poiana, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Poiana, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec2535403664118654034353152
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Poiana

In Poiana, Romania, September marks a transitional shift in humidity levels, dropping to 62% as summer gives way to autumn. This decrease continues the trend established over the warmer months, where humidity levels consistently declined from a high of 92% in January down to 56% in August. As September progresses, the air begins to feel crisper, hinting at the approaching chill of fall, but retains some residual moisture. Following September, humidity rises again in October, reaching 80%, suggesting that residents can expect a return to wetter conditions as the seasons change. This rhythmic dance of humidity not only shapes Poiana's climate but also influences its enchanting landscapes throughout the year.

September Average Humidity in Poiana

This chart illustrates the average monthly humidity levels in Poiana, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Poiana is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%88%86%79%73%73%69%56%62%81%89%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Poiana

As September rolls into Poiana, Romania, the UV Index reaches a notable 7, indicating a high level of solar intensity that warrants attention for sun safety. While this figure marks a slight decrease from the peak of 9 observed in the summer months, the high category still suggests that sun exposure should be approached thoughtfully. With a burn time of 25 minutes, visitors should take precautions, such as applying sunscreen and wearing protective clothing, especially during midday hours when UV rays are strongest. This transitional month showcases a shift from the extremes of summer, yet remains a reminder of the sun's potent potential. For more details, check the Poiana UV Index to stay informed and protected.

Maximum UV Index Levels in Poiana for September

The chart shows the monthly maximum UV Index (UVI) for Poiana in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Poiana typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689987432
Data source: Poiana September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Poiana

September in Poiana, Romania, brings a delightful blend of warmth and sunshine as summer gracefully transitions into autumn. With 336 hours of sunshine, September stands as a vibrant month, although it marks a decrease from the summer peak of 422 hours in July. This gradual decline is not abrupt; rather, it mirrors the steady rhythm of the seasons as daylight begins to wane. As residents and visitors bask in the golden rays, they can’t help but appreciate September's ample sunshine, which persists longer than earlier months like October, with its 287 hours. The lingering warmth of September offers a charming backdrop for outdoor adventures, making it a perfect time to explore the beauty of Poiana before the chill of winter sets in.

Monthly Sunshine Duration in Poiana: September Highlighted

The September sunshine duration represents the total number of hours Poiana experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec162h220h289h342h397h404h422h409h336h287h214h174h
Data source: Poiana September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Poiana During September

In Poiana, Romania, the likelihood of sunny weather sees notable fluctuations throughout the year, with September boasting a 41% chance of sunshine. This positions the month favorably in comparison to the earlier summer months, where July and August peak at 54% and 55%, respectively. As summer transitions to autumn, the chances of clear skies dip slightly, yet September remains comfortably above the seasonal averages for the first half of the year. With October trailing closely at 49%, one can expect pleasant, sunlit days, perfect for enjoying the spectacular autumn scenery of Poiana. Overall, September’s climate invites outdoor explorations while hinting at the approaching chill of fall.

Percentage of Sunny Days in September in Poiana

The chart illustrates the percentage of sunny days in Poiana throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Poiana experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec25%38%37%46%40%33%54%55%41%49%37%20%
Data source: Poiana September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Poiana in September

As summer fades and autumn approaches, September in Poiana, Romania sees a shift in daylight duration, offering about 12 hours of precious sunlight. This month marks a gradual transition from the long, sun-drenched days of July and August, where daylight stretched to a generous 15 hours. As the year progresses, daylight begins to wane, starting with a steady decline that continues into the shorter days of October and November. September's moderate sunlight invites a perfect blend of lingering warmth and the crispness of fall, setting the stage for outdoor activities against a backdrop of vibrant autumn colors.

Average Daylight Hours in Poiana for September

The chart illustrates the variation in daylight duration in Poiana throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 59m10h 17m11h 56m13h 36m15h 3m15h 47m15h 23m14h 7m12h 30m10h 50m9h 21m8h 35m
Data source: Poiana daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Poiana

In Poiana, Romania, the September winds bring a gentle breeze, averaging 2.2 m/s (5 mph), which aligns with a trend of diminishing wind speeds as summer transitions to autumn. After a brief heightening in the spring months, with winds peaking at 3.1 m/s in both March and June, the latter half of the year showcases a more subdued atmosphere. As the seasons change, this consistent wind pattern contributes to the region's serene charm, with calm breezes accompanying the vibrant colors of autumn foliage. The stability of September's winds, much like those of August, hints at a tranquil and inviting environment, perfect for outdoor activities amid the stunning landscapes.

Average September Wind Speed in Poiana

The chart displays monthly wind speed patterns in Poiana, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.93.12.42.83.12.32.22.2 m/s2.42.63.0
Data source: Poiana September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Poiana Compares to Other Months

Weather in Poiana varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Poiana, focusing on differences in temperature, rainfall, humidity, and UV levels.

In September, the weather is markedly warmer, with temperatures ranging from a chilly 0°C (33°F) to a scorching 34°C (93°F) and an average temperature of 17°C (64°F). This month sees about 34 mm (1.4 in) of precipitation over approximately 6 days, accompanied by a moderate humidity level of 62%. In stark contrast, January features a much colder climate, with temperatures dipping as low as -21°C (-5°F) and reaching a maximum of 14°C (57°F), averaging around -1°C (30°F). Precipitation decreases slightly to 25 mm (1.0 in) over 5 days, while humidity rises significantly to 92%. For more detailed information about January weather in the region, check out Poiana weather in January.

September and February present stark contrasts in weather conditions. In September, temperatures range from a mild minimum of 0°C (33°F) to a warm average of 17°C (64°F), reaching as high as 34°C (93°F). With only 34 mm (1.4 in) of precipitation over about 6 days, the month feels relatively dry, complemented by a moderate humidity of 62%. In contrast, February showcases much colder temperatures, with a minimum of -19°C (-2°F) and an average of just 1°C (34°F), peaking at 19°C (66°F). The month experiences 35 mm (1.4 in) of precipitation spread across 7 days, accompanied by a higher humidity level of 88%. For more details on February weather specifically in Poiana, you can visit Poiana weather in February.

When comparing the weather in September and March, we notice significant differences in temperature and humidity. September tends to be much warmer, with average temperatures around 17°C (64°F) and a maximum reaching as high as 34°C (93°F), while March has a much cooler average temperature of 5°C (41°F) and can drop as low as -14°C (7°F). Additionally, September experiences less precipitation, averaging 34 mm (1.4 in) over about 6 days, compared to March, which sees around 40 mm (1.6 in) across 10 days of precipitation. The humidity is also notably higher in March at 86%, compared to September's 62%. For more details on March weather conditions, you can check out Poiana weather in March.

September and April present contrasting weather patterns as the seasons shift. In September, temperatures range from a chilly 0°C (33°F) at night to a warm 34°C (93°F) during the day, with an average of 17°C (64°F). This month experiences a moderate amount of precipitation, totaling 34 mm (1.4 in) over about six days, accompanied by 62% humidity. Conversely, April is cooler, featuring a minimum temperature of -6°C (22°F) and a maximum of 27°C (81°F), with an average temperature of 10°C (51°F). Precipitation slightly increases to 36 mm (1.4 in) over seven days, and humidity is higher at 79%. For more detailed insights into the weather in April, you can check Poiana weather in April.

When comparing the weather in September and May, notable differences emerge. September typically experiences a wider temperature range, with minimums as low as 0°C (33°F) and maximums reaching 34°C (93°F), leading to an average temperature of 17°C (64°F). In contrast, May has milder temperatures, with a minimum of 2°C (35°F) and a maximum of 30°C (86°F), averaging 16°C (61°F). Additionally, May tends to be wetter, recording 64 mm (2.5 in) of precipitation over 11 days, compared to September's 34 mm (1.4 in) over just 6 days. Humidity levels are also higher in May at 73%, compared to September's 62%. For more details on the weather in May, check Poiana weather in May.

In comparing the weather of September and June, we find distinct differences in temperature and precipitation. September experiences a wider temperature range, with minimums dipping to 0°C (33°F) and maximums rising to 34°C (93°F), while averaging around 17°C (64°F). In contrast, June starts warmer with minimums at 7°C (45°F) and a maximum of 33°C (92°F), yielding an average temperature of 20°C (69°F). Moreover, June is considerably wetter, receiving 118 mm (4.6 in) of rain over 15 days, compared to September's 34 mm (1.4 in) over just 6 days. The humidity levels are also higher in June at 73%, versus September's 62%. For more detailed insights, you can check Poiana weather in June.

In comparing the weather between September and July, September presents a broader temperature range, with minimums dipping to 0°C (33°F) and maximums reaching up to 34°C (93°F). The average temperature in September is slightly cooler at 17°C (64°F) compared to July's warmer average of 22°C (71°F). Additionally, July experiences more precipitation, totaling 65 mm (2.6 in) over 10 days, whereas September sees less rainfall at 34 mm (1.4 in) across 6 days. The humidity levels are slightly higher in July at 68%, contrasted with September's 62%. For more details about July weather specifically, visit Poiana weather in July.

September generally experiences cooler temperatures compared to August, with a minimum of 0°C (33°F) and an average of 17°C (64°F), compared to August's minimum of 8°C (47°F) and average of 22°C (72°F). The maximum temperatures in September reach 34°C (93°F), slightly lower than August’s peak of 36°C (98°F). Precipitation is somewhat less in September at 34 mm (1.4 in) over 6 days, while August sees 40 mm (1.6 in) of rainfall across 7 days. Additionally, September tends to be more humid, with an average humidity of 62% compared to August's 56%. For further details on the weather patterns, you can check Poiana weather in August.

September and October present a noticeable shift in weather conditions. In September, temperatures range from a mild minimum of 0°C (33°F) to a warm maximum of 34°C (93°F), averaging around 17°C (64°F). The month experiences moderate rainfall, with 34 mm (1.4 in) of precipitation over 6 days and a humidity level of 62%. Conversely, October sees cooler temperatures, with a minimum of -1°C (31°F) and a maximum of 26°C (79°F), averaging 12°C (53°F). Although precipitation slightly increases to 35 mm (1.4 in), rain is recorded on fewer days (4). Notably, October also brings higher humidity at 80%, resulting in a more crisp and fresh feeling compared to the warmth of September. For more detailed insights, check out Poiana weather in October.

September and November present quite a contrast in weather conditions. In September, temperatures can reach a high of 34°C (93°F) with an average of 17°C (64°F), making it a warm month. The humidity is a moderate 62%, and there are only six days of precipitation, totaling 34 mm (1.4 in). In stark contrast, November sees much cooler temperatures, with a maximum of 23°C (74°F) and an average of just 6°C (43°F). The minimums can even dip as low as -7°C (20°F). Additionally, November experiences higher humidity at 89% and slightly less precipitation, totaling 31 mm (1.2 in) over the same six days. For a closer look at November weather, check out Poiana weather in November.

September and December present contrasting weather conditions. In September, temperatures range from a chilly minimum of 0°C (33°F) to a sweltering maximum of 34°C (93°F), with an average of 17°C (64°F). The month sees approximately 34 mm (1.4 in) of precipitation over about 6 days, and the humidity averages 62%, providing a fairly comfortable environment. In stark contrast, December experiences much colder temperatures, with a minimum of -13°C (8°F) and a maximum of only 16°C (61°F), leading to a much lower average of 1°C (34°F). Additionally, December receives more precipitation at 52 mm (2.1 in) spread over 9 days, with humidity levels rising to 90%. For more detailed insights, you can check Poiana weather in December.

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Conclusion: What to Expect From September Weather in Poiana

September in Poiana marks a transition into autumn, showcasing a unique blend of summer warmth and the early signs of cooler days. With pleasant average temperatures, this month offers mild days that can still soar to a maximum of 34°C while the nights can dip to refreshing lows. Unlike the steamy summer months, September experiences moderate humidity and manageable rainfall, averaging just 34 mm over six days. This balance makes for a perfect backdrop for outdoor activities, providing a delightful farewell to summer. For a deeper dive into what to expect throughout the year, check out Poiana Climate.